Andersons Nutri DG (dispersing granules) for fine cut turf. Use any time a nitrogen application is not desired or when sufficient nitrogen is available from effulent irrigation water. Bio-enhanced with Proactin®, a matrix of concentrated I-amino acids, vitamins, and other bio-nutrients which increases soil micro flora, improves soil structure, and facilitates nutrient uptake. High K formula helps correct and maintain soil potassium levels. Also contains 4% Mg and 3% Mn.